Intelligent protection system of natural gas long-distance pipeline centrifugal compressor unit

The invention discloses an intelligent protection system of a natural gas long-distance pipeline centrifugal compressor unit. The system comprises a data acquisition sensor, a data communication unit,a data processing unit and a shutdown protection unit. The data processing unit processes data from the data acquisition sensor and provides fault alarm information according to the processing result. By means of the system, the intelligent protection capacity for natural gas long-distance pipeline centrifugal compressors is improved. 本专利公开了一种天然气长输管道离心压缩机组停机保护系统，所述系统包括：数据采集传感器，数据通信单元，数据处理单元，处理来自于所述数据采集传感器的数据，并根据处理结果提供故障报警信息；停机保护单元，通过上述系统提高对于天然气长输管道离心压缩机的智能保护能力。